A use-after-free flaw was found in vhost_net_set_backend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system and could even lead to a kernel information leak problem.

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The vulnerability of the vhost_net_set_backend function (drivers/vhost/net.c) in the Linux kernel’s virtio subcomponent allows a attacker to cause a service failure and expose sensitive information.

The vulnerability of the vhostnetsetbackend function drivers/vhost/net.c in the Linux kernel’s virtio subcomponent is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure and expose sensitive information...

CVE-2023-1838

A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...

DEBIAN-CVE-2023-1838

A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...

AZL-26032 CVE-2023-1838 affecting package kernel for versions less than 5.15.107.1-2

A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...

UBUNTU-CVE-2023-1838

A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...

CVE-2023-1838

The CVE-2023-1838 entry centers on a use-after-free flaw in the Linux kernel’s vhost_net_set_backend (drivers/vhost/net.c, virtio network subcomponent) caused by a double fget. This can allow a local attacker to crash the system and potentially leak kernel information. Connected documents (Astra ...

CVE-2023-1838

A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...

CVE-2023-1838

A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in the virtio network subcomponent in the Linux kernel due to a double fget. This issue could allow a local attacker to crash the system, and could lead to a kernel information leak problem. Mitigation This flaw can be...

virt:kvm_utils2 security update

qemu-kvm 6.1.1-5-el8 - hw/pvrdma: Protect against buggy or malicious guest driver Yuval Shaia Orabug: 35064352 CVE-2022-1050 - hw/display/qxl: Assert memory slot fits in preallocated MemoryRegion Philippe Mathieu-Daude Orabug: 35060182 - hw/display/qxl: Avoid buffer overrun in qxlphys2virt...

K92052341: Linux kernel vulnerability CVE-2021-29266

Security Advisory Description An issue was discovered in the Linux kernel before 5.11.9. drivers/vhost/vdpa.c has a use-after-free because v-configctx has an invalid value upon re-opening a character device, aka CID-f6bbf0010ba0. CVE-2021-29266 Impact There is no impact; F5 products are not...

K50401227: Linux kernel vulnerability CVE-2022-26354

Security Advisory Description A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions = 6.2.0. CVE-2022-26354 Impact There...

K57536416: Kernel vulnerability CVE-2019-14835

Security Advisory Description A buffer overflow flaw was found, in versions from 2.6.34 to 5.2.x, in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid...

SUSE CVE-2013-0311

The translatedesc function in drivers/vhost/vhost.c in the Linux kernel before 3.7 does not properly handle cross-region descriptors, which allows guest OS users to obtain host OS privileges by leveraging KVM guest OS privileges...

SUSE CVE-2013-4127

Use-after-free vulnerability in the vhostnetsetbackend function in drivers/vhost/net.c in the Linux kernel through 3.10.3 allows local users to cause a denial of service OOPS and system crash via vectors involving powering on a virtual machine...

SUSE CVE-2014-0055

The getrxbufs function in drivers/vhost/net.c in the vhost-net subsystem in the Linux kernel package before 2.6.32-431.11.2 on Red Hat Enterprise Linux RHEL 6 does not properly handle vhostgetvqdesc errors, which allows guest OS users to cause a denial of service host OS crash via unspecified...

SUSE CVE-2014-0077

drivers/vhost/net.c in the Linux kernel before 3.13.10, when mergeable buffers are disabled, does not properly validate packet lengths, which allows guest OS users to cause a denial of service memory corruption and host OS crash or possibly gain privileges on the host OS via crafted packets,...

SUSE CVE-2014-2323

SQL injection vulnerability in modmysqlvhost.c in lighttpd before 1.4.35 allows remote attackers to execute arbitrary SQL commands via the host name, related to requestcheckhostname...

SUSE CVE-2015-4036

Array index error in the tcmvhostmaketpg function in drivers/vhost/scsi.c in the Linux kernel before 4.0 might allow guest OS users to cause a denial of service memory corruption or possibly have unspecified other impact via a crafted VHOSTSCSISETENDPOINT ioctl call. NOTE: the affected function w...

SUSE CVE-2015-6252

The vhostdevioctl function in drivers/vhost/vhost.c in the Linux kernel before 4.1.5 allows local users to cause a denial of service memory consumption via a VHOSTSETLOGFD ioctl call that triggers permanent file-descriptor allocation...